Removal Of免去, 搬掉, 除去, 切除 Registered Office (UK)注册办事处(英国) Role Of (casting/acting)角色(浇铸/代理) Resident Of居民 Rule Out消除, 排除, 划线隔开 Reverse Osmosis反渗 Read Only只读 Receive Only只接收 Radio Operator无线电报务员 Reporting Officer报告军官 Rough Opening粗糙的开放 Routing Order (freight)路由(运费)